87016180

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1\times {\mathrm{263}}^1$

素因数の和:576

約数の個数: 48

約数和(自身を含む): 186810624

約数和(自身を除く): 99794444

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 233, 263, 284, 355, 466, 526, 710, 932, 1052, 1165, 1315, 1420, 2330, 2630, 4660, 5260, 16543, 18673, 33086, 37346, 61279, 66172, 74692, 82715, 93365, 122558, 165430, 186730, 245116, 306395, 330860, 373460, 612790, 1225580, 4350809, 8701618, 17403236, 21754045, 43508090, 87016180]

約数ペア:

[(1, 87016180), (2, 43508090), (4, 21754045), (5, 17403236), (10, 8701618), (20, 4350809), (71, 1225580), (142, 612790), (233, 373460), (263, 330860), (284, 306395), (355, 245116), (466, 186730), (526, 165430), (710, 122558), (932, 93365), (1052, 82715), (1165, 74692), (1315, 66172), (1420, 61279), (2330, 37346), (2630, 33086), (4660, 18673), (5260, 16543)]